Healing abutment



FIG. 1 is a top, front, right axonometric view showing our new design.

FIG. 2 is a top, rear, left axonometric view showing our new design.

FIG. 3 is a front elevational view thereof.

FIG. 4 is a rear elevational view thereof.

FIG. 5 is a left side elevational view thereof.

FIG. 6 is a right side elevational view thereof.

FIG. 7 is a top plan view thereof; and,

FIG. 8 is a bottom plan view thereof. 

CLAIM The ornamental design for a healing abutment, as shown and described. 